package com.itheima.reggie.controller;

import cn.hutool.db.Session;
import com.itheima.reggie.common.ResultInfo;
import com.itheima.reggie.domain.Employee;
import com.itheima.reggie.service.EmployeeService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpSession;
import java.util.List;
import java.util.Map;

@RestController
public class EmployeeController {

    @Autowired
    private EmployeeService employeeService;

    @Autowired
    private HttpSession session;

    //当前项目的POST和PUT请求都是使用请求体传参的  @RequestBody
    //@RequestBody只能标注在对象或者map之前
    //登录
    @PostMapping("/employee/login")
    public ResultInfo login(@RequestBody Map<String,String> map){
        //1.接收参数
        String username = map.get("username");
        String password = map.get("password");

        //2.调用service进行登录
        ResultInfo resultInfo = employeeService.login(username,password);

        //3.登录成功后,将用户信息写入session
        Employee employee = (Employee) resultInfo.getData();
        session.setAttribute("SESSION_EMPLOYEE",employee);

        //4.返回结果
        return resultInfo;
    }

    //退出
    @PostMapping("/employee/logout")
    public ResultInfo logout(){
        //1. 注销当前用户的session
        //注销的当前用户的session,不会动的其它session
        session.invalidate();

        //2.返回成功标识
        return ResultInfo.success(null);
    }

    //根据name查找
    @GetMapping("/employee/find")
    public ResultInfo find(String name){
        //1. 调用service查询
        List<Employee> employeeList = employeeService.findByName(name);

        //2.返回成功标识
        return ResultInfo.success(employeeList);
    }

    //保存员工
    @PostMapping("/employee")
    public ResultInfo save(@RequestBody Employee employee){
        employeeService.save(employee);
        return ResultInfo.success(null);
    }

    //查询员工
    @GetMapping("/employee/{id}")
    public ResultInfo findById(@PathVariable("id") long id){
        Employee employee = employeeService.findById(id);
        return ResultInfo.success(employee);
    }

    //更新用户
    @PutMapping("/employee")
    public ResultInfo update(@RequestBody Employee employee){
        employeeService.update(employee);
        return ResultInfo.success(null);
    }
}
